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40N Casement Window System

The 40N Casement Window System is a 40mm aluminium window solution engineered to deliver an excellent balance of affordability, performance, and aesthetics. Designed to accommodate glazing options from 4mm to 26mm, the system provides optimized thermal, acoustic, and security performance while maintaining a sleek architectural appearance suitable for modern construction projects.

40N Casement Window System

Product Overview

The 40N Casement Window System combines innovative engineering with contemporary aesthetics to deliver reliable performance for residential, commercial, and public-sector projects. Designed with a 40mm module, the system supports various glazing solutions and opening configurations while offering enhanced safety, durability, and functionality.

40N Window Overview

Economical & High-Performance Window Solution

The PE78NHI system has been developed to provide architects, builders, and property owners with a versatile aluminium window solution that balances performance and affordability.

Supporting glazing options from 4mm to 26mm, the system helps improve thermal insulation, acoustic comfort, and security levels depending on project requirements.

Featuring innovative design details, modern aesthetics, and multiple configuration options, the PE78NHI is suitable for a wide range of construction applications including residential developments, commercial buildings, hotels, hospitals, schools, and public facilities.

System Performance

Thermal Insulation

PE78N: Uf from 1.7 W/m²K
PE78NHI: Uf from 0.9 W/m²K

Thermal Efficiency

Uw = 0.88 W/m²K for PE78N
Uw = 0.74 W/m²K for PE78NHI

Air Permeability

Class 4
High air-tightness performance

Watertightness

Class E1650
High resistance to water penetration

Wind Resistance

Class C5
High resistance to wind load

Burglary Resistance

RC2 and RC3
In accordance with EN 1627

Design Features

42mm Thermal Break

Multi-chamber 42mm thermal break provides enhanced thermal insulation.

Bi-Component Central Gasket

Advanced two-component central gasket improves thermal and sealing performance.

Large-Size Constructions

Designed to support large-dimension window constructions.

Flush External Appearance

Window sash is flush with the frame from the exterior for a clean appearance.

Profile Bending

Profile bending is available for curved architectural applications.

Corner Joint Solutions

Wide range of corner joint solutions for flexible architectural designs.

Available Options

PE78N Insulation

Thermal insulation version with Uf from 1.7 W/m²K.

PE78NHI Insulation

High-insulation version with Uf from 0.9 W/m²K.

Wide Hardware Range

Compatible with a wide range of available hardware solutions.

Tilt & Turn

Available in tilt and turn window configurations.

Outward Opening

Supports outward-opening window configurations.

Hidden Frame Solutions

Available with hidden frame architectural solutions.

Technical Specifications

Frame Depth

78 mm

Sash Depth

86 mm

Maximum Sash Dimensions

W 1700 × H 2200 mm
W 1300 × H 3000 mm

Maximum Sash Weight

Up To 200 kg

Frame Filling Thickness

17 - 61 mm

Sash Filling Thickness

17 - 69 mm

Aluminium Profiles

EN AW-6060
EN 573-3 / T66

Gaskets

EPDM synthetic rubber
DIN 7863 / ISO 3302-01

Surface Finishes

Powder coating, anodising and wood-effect finishes.

Quality Standards

Type tests according to EN 14351-1 + A1

Opening Configurations

Single Sash

Elegant single opening window solution

Double Sash

Double opening sash configuration available

Outward Opening

Designed for outward opening operation

Ventilation

Optimized airflow and natural ventilation

Technical Data

Glass Thickness

4mm – 26mm Maximum glazing capacity

Maximum Width

700 mm

Maximum Height

1500 mm

Maximum Sash Load

32 kg Per Sash

Security Features

Multi-Point Locking

Enhanced security through multiple locks

Secure Operation

Reliable protection for daily use

Quality Hardware

Compatible with premium locking systems

Safety Focused

Designed for secure building applications

Applications

Residential Buildings

Homes, apartments and villas

Commercial Buildings

Offices and commercial developments

Hospitals

Healthcare facilities and institutions

Hotels

Hospitality and accommodation projects

Schools

Educational buildings and campuses

Public Buildings

Government and public sector facilities

Build With The Reliable 40N Window System

Delivering the perfect balance of affordability, performance, security, and modern aesthetics, the 40N Casement Window System is an ideal solution for residential, commercial, and public building projects.

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